#invoice-merge .row{display:flex;}
#invoice-merge h3{line-height:1;margin:0px 0 20px;}
#invoice-merge form{display:flex;flex-direction:column}
#invoice-merge label{font-size:15px;color:#333;margin-bottom:6px;display:block;width:70px}

#invoice-merge input[type="text"]{font-size:16px;padding:6px;border:1px solid #ddd;border-radius:6px;background-color:#f9f9f9;width:15%;float:left;margin-right:15px}
#invoice-merge input[type="file"]{font-size:16px;padding:10px;margin:5px 0 5px;background-color:#f9f9f9;border:1px solid #ddd;border-radius:6px;width:96%;cursor:pointer}
#invoice-merge .file-list{list-style:none;padding-left:0;margin:15px 0;color:#666}
#invoice-merge .file-list li{margin:5px 0; display: flex; justify-content: space-between; align-items: center;}
#invoice-merge .file-list li button{background-color:#f44336;color:white;padding:5px 10px;border:none;border-radius:6px;cursor:pointer;}
#invoice-merge .file-list li button:hover{background-color:#d32f2f;}
#invoice-merge .button-group{display:flex;justify-content:space-between;margin-top:20px}
#invoice-merge input[type="submit"],#invoice-merge .clear-button,#invoice-merge .reset-button{background-color:#007BFF;color:white;padding:12px 20px;border:none;border-radius:6px;cursor:pointer;font-size:16px;transition:background-color 0.3s ease;width:32%}
#invoice-merge input[type="submit"]:hover,#invoice-merge .clear-button:hover,#invoice-merge .reset-button:hover{background-color:#0056b3}
#invoice-merge .clear-button{background-color:#f44336}
#invoice-merge .clear-button:hover{background-color:#d32f2f}
#invoice-merge .reset-button{background-color:#28a745}
#invoice-merge .reset-button:hover{background-color:#218838}
#invoice-merge red{color:red;margin-right:3px}
#invoice-merge .upload-box{margin:15px 0 0}
#invoice-merge #error-message{color:red;font-size:16px;text-align:center;}
@media (max-width:600px){
    #invoice-merge input[type="text"]{max-width:20%}
    #invoice-merge input[type="submit"],#invoice-merge .clear-button,#invoice-merge .reset-button{padding:12px 15px;max-width:45%}
    #invoice-merge input[type="file"]{max-width:92%;}
}